An Australian high school recently suspended students for posting hateful comments about a teacher on Facebook.

VOA: standard.2010.03.30

We're also posting a practice exam for you to take, so after you're completely done your studying, it's good to have everything done before you take the practice exam, and then sit down just with this sheet here and your calculator, and ideally a timer, and make sure you can do the practice exam in the allotted amount of time.

我们还将给出一份模拟试题，因此在你完全复习好之后，最好先复习完,再做这份模拟试题，坐下来,只拿出这张表与计算器，最好还有个计时器，确保自己完成模拟题,在规定的时间内。

麻省理工公开课 - 化学原理课程节选

He started posting videos of his contest performances on YouTube for his friends and family.

VOA: special.2010.02.26

And I've been hearing a lot about young people who -- you know, they're posting stuff on Facebook, and then suddenly they go apply for a job and somebody has done a search and, so,that's some practical political advice for you right there."

VOA: special.2009.09.14

a physics professor at the California Institute of Technology (Caltech), and for a decade he's been posting gorgeous photographs of snowflakes and a lot more on his website, SnowCrystals.com.

VOA: standard.2009.12.19